createTonemapDrago  377 modules/photo/include/opencv2/photo.hpp CV_EXPORTS_W Ptr<TonemapDrago> createTonemapDrago(float gamma = 1.0f, float saturation = 1.0f, float bias = 0.85f);
createTonemapDrago  103 modules/photo/test/test_hdr.cpp     Ptr<TonemapDrago> drago = createTonemapDrago(gamma);